As an Amazon Associate and other affiliate programs, BearMar.com earns from qualifying purchases.

News and Information

Bridging the Gap: A Comprehensive Guide to Connecting LoRaWAN Networks to the Internet

The beauty of LoRaWAN lies in its incredible range and low power consumption, allowing sensors to operate for years on a single battery. However, a LoRaWAN sensor is only as good as its gateway connection. While the sensor talks to the gateway via sub-gigahertz radio, the gateway must effectively “backhaul” that data to the network server, and ultimately, to your dashboard. Choosing the right backhaul method is a strategic decision that balances infrastructure cost, reliability, Read more

By Marlan, ago

Navigating the IoT Landscape: Choosing the Right Connectivity for Sensors and Actuators

In the rapidly evolving world of the Industrial Internet of Things (IIoT), the method you choose to connect your sensors and actuators to the internet is the single most important architectural decision you will make. Whether you are monitoring oil pipelines in the middle of a desert, managing a smart warehouse, or automating a manufacturing floor, the connectivity stack determines your power efficiency, operational costs, and total system reliability. Connectivity is not a “one size Read more

By Marlan, ago

Beyond Wi-Fi: Why LoRaWAN is the Superior Choice for Industrial IoT and Agriculture

When designing custom electronic control systems—especially for agricultural or industrial environments—engineers often fall into the trap of choosing the path of least resistance. Because Wi-Fi is ubiquitous, cheap, and familiar, it is frequently the “go-to” protocol for IoT projects. However, as many have discovered the hard way, Wi-Fi is designed for the carpeted office or the living room, not the harsh, interference-heavy reality of industrial sensor networks. If you are planning a long-term deployment for Read more

By Marlan, ago

Maximizing Revenue and Efficiency in Trailer Parks: The Power of LoRaWAN Submetering

For many trailer park operators, utility management represents one of the most significant operational challenges. When park owners absorb the cost of water without an accurate, automated system to bill tenants, they suffer from “silent” losses. In many cases, usage goes unchecked, leaks go unnoticed for weeks, and the burden of water utility overhead erodes thin profit margins. Implementing a LoRaWAN-based submetering solution provides the transparency needed to turn a cost center into a reliable Read more

By Marlan, ago

Precision Agriculture: Mastering Orchard Hydration with LoRaWAN Time-Correlation

In the world of modern orcharding, water is the lifeblood of production. However, understanding exactly how much water your trees are receiving—and how much they are actually retaining—is a complex challenge. By leveraging LoRaWAN technology to create time-correlated data streams, growers can transform their orchards from intuition-based operations into precision-engineered landscapes. The Power of Time-Correlated Data When you integrate soil moisture sensors with a reliable rain gauge, like the BearMar LoRaWAN system, you are doing Read more

By Marlan, ago

Reliability Reimagined: Why BearMar Built the Ultimate 3D-Printed LoRaWAN Rain Gauge

In the world of precision agriculture, residential weather monitoring, and environmental data collection, the rain gauge is a fundamental tool. Whether you are a farmer managing irrigation cycles or a homestead enthusiast tracking local climate patterns, data accuracy is non-negotiable. For years, the market has been dominated by mass-produced, consumer-grade solutions—most notably brands like AmbientWeather.com. However, for those demanding professional-grade durability and data integrity, these off-the-shelf options often fall short. At BearMar, we encountered these Read more

By Marlan, ago
aquaponics water return monitoring for system health

Maximizing Aquaponics Efficiency: How Return Flow Monitoring Reveals System Health

In the world of controlled-environment agriculture, few setups demonstrate the elegance of circular biology like the “pump and dump” aquaponics system. At its core, this design is beautifully simple: a pump drives nutrient-rich water from a fish tank up into a series of grow beds. Once the water level in the bed hits a pre-set drainage point—often triggered by a bell siphon or a simple timer—the water rushes back down into the fish tank. For Read more

By Marlan, ago
checking water reservoirs with an app takes 10 seconds versus 90 minutes

Remote Water Level Monitoring for Cattle Reservoirs: How LoRaWAN Sensors Solve Water Storage Problems in Poor Soil Areas

In many ranching regions across the American West and Great Plains, traditional dirt ponds simply don’t work. The soil is too rocky, too sandy, or has high clay content that causes excessive seepage. Ranchers have turned to large concrete reservoirs and steel tanks to store water for their cattle. While these structures solve the seepage problem, they create a new challenge: how do you efficiently monitor water levels across dozens or even hundreds of remote Read more

By Marlan, ago
wireless 4-20ma RS485 Wireless ModBus Data Acquisition DAQ Diagram

LoRa Wireless 4-20ma – RS485: The better ROI Alternative to Wired Solutions in Wastewater Treatment Facilities

Introduction Wastewater treatment facilities are critical infrastructure requiring reliable, real-time monitoring to ensure operational efficiency, regulatory compliance, and safety. Traditional wired sensor systems have long been the standard, but they come with significant drawbacks—high installation costs, inflexibility, and maintenance challenges. LoRa (Long Range) wireless 4-20mA sensors connectivity present a superior alternative, offering scalability, ease of retrofitting, and enhanced safety. This article explores why wireless LoRa 4-20mA systems outperform wired solutions in wastewater treatment plants, focusing Read more

By Marlan, ago